TIMKEN HM921343-90011

Tapered roller bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available

Bore diameterd: 89.916 mm
Outside diameterD: 189.967 mm
WidthB: 85.852 mm
Dynamic load ratingC: 499 kN
Static load ratingC0: 676 kN
Mass≈m: 10.48 kg

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Technical data

Product specifications

Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.

Core specifications11 parameters

Core specifications
Parameter	Symbol	Value
Series		HM921300
Variant / construction		TDO - Tapered Double Outer
Bore diameter	d	89.916 mm
Outside diameter	D	189.967 mm
Width	B	85.852 mm
Basic dynamic load rating	C	499 kN
Basic static load rating	C0	676 kN
Mass	≈m	10.48 kg
Precision class		ABMA Class 7
Sealing		Open
Cage		Steel cage

Calculation Factors6 parameters

Calculation Factors
Parameter	Symbol	Value
K Factor		0.67
Y1 Factor		0.78
Y2 Factor		1.16
Y0 Factor		0.76
E Factor		0.87
Cg Factor		0.1143

Manufacturer Identity9 parameters

Manufacturer Identity
Parameter	Symbol	Value
Brand		Timken
Material Number		000000000100097723
World Assembly Part Number		HM921343_HM921310D
Inner Ring Part Number		HM921343
Outer Ring Part Number		HM921310D
Drawing Number		B-31437
Upc		0053893708584
Official Source System		CORE BP - DS DF
Official Last Run		2026-08-23T20:02:47.287

Product Identity4 parameters

Product Identity
Parameter	Symbol	Value
Type Description		TDO - Tapered Double Outer
Construction		Double Row Tapered Roller Bearing Assembly \| Imperial Series \| 3.5400 in Bore \| 7.4790 in OD \| 3.3800 in Width \| Open \| Cylindrical Bore \| Steel Cage \| Precision ABMA Class 7
Number Of Rows		2
Tapered Bore		N

Technical Data10 parameters

Technical Data
Parameter	Symbol	Value
Overall Width		0.000 mm
Radial Rating		129,000 N
Axial Rating		110,000 N
Dynamic Rating C1		499,000 N
Dynamic Rating C90		129,000 N
Dynamic Axial Rating Ca90		110,000 N
Dynamic Axial Rating Ca1		425,000 N
Static Radial Rating C0		676,000 N
Extended Dynamic Rating Ce		0 N
Static Axial Rating C0A		853,000 N

Technical documents & data sheet

This product page is a BearingScope catalogue reference, not a manufacturer-certified drawing. Preserve the full brand and designation when comparing files.

Record identity: TIMKEN HM921343-90011
Document matching: Exact designation, assembly scope, revision and units must agree.

No verified redistributable CAD or manufacturer PDF is registered for this exact model. A catalogue image is not a dimensioned drawing. Missing technical files are not generated or replaced with unrelated models.

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